/* Pipelet Design System — Momentum lightBronzeWebex theme (compact)
   Extracted from pipelet-fleet/admin-portal/admin_portal/app.py TEMPLATE.
   Kept in a standalone file so emp-portal templates can <link> it directly.
   A full ~1500-line inline copy of the admin-portal theme is a later M7/M8 polish. */

/* Self-hosted serif font — no external requests */
@font-face { font-family:'Source Serif 4'; font-style:italic; font-weight:400; font-display:swap; src:url('/static/fonts/source-serif-4-400-italic.ttf') format('truetype'); }
@font-face { font-family:'Source Serif 4'; font-style:italic; font-weight:700; font-display:swap; src:url('/static/fonts/source-serif-4-700-italic.ttf') format('truetype'); }
@font-face { font-family:'Source Serif 4'; font-style:normal; font-weight:300; font-display:swap; src:url('/static/fonts/source-serif-4-300.ttf') format('truetype'); }
@font-face { font-family:'Source Serif 4'; font-style:normal; font-weight:400; font-display:swap; src:url('/static/fonts/source-serif-4-400.ttf') format('truetype'); }
@font-face { font-family:'Source Serif 4'; font-style:normal; font-weight:500; font-display:swap; src:url('/static/fonts/source-serif-4-500.ttf') format('truetype'); }
@font-face { font-family:'Source Serif 4'; font-style:normal; font-weight:700; font-display:swap; src:url('/static/fonts/source-serif-4-700.ttf') format('truetype'); }


:root {
    /* Core palette */
    --gray-5: #f7f7f7; --gray-10: #ededed; --gray-20: #dedede; --gray-50: #8f8f8f;

    /* Backgrounds (lightBronzeWebex) */
    --bg-solid: #ffffff;
    --bg-secondary: #f7f7f7;
    --bg-tertiary: #ededed;
    --bg-gradient: linear-gradient(180deg, #f5efe4 0%, #ffffff 100%);
    --bg-gradient-sub: linear-gradient(180deg, #fcfaf4 0%, #ffffff 100%);
    --bg-surface: #ffffff;
    --bg-surface-hover: rgba(0, 0, 0, 0.03);
    --bg-surface-active: rgba(0, 0, 0, 0.06);
    --bg-glass: rgba(255, 255, 255, 0.82);

    /* Text */
    --text-primary: rgba(0, 0, 0, 0.95);
    --text-secondary: rgba(0, 0, 0, 0.70);
    --text-disabled: rgba(0, 0, 0, 0.40);

    /* Accent (Momentum Webex blue) */
    --accent: #1170cf;
    --accent-hover: #0353a8;
    --accent-muted: rgba(17, 112, 207, 0.08);

    /* Status */
    --positive: #1d805f;
    --positive-muted: #cef5eb;
    --negative: #db1f2e;
    --negative-muted: #fdecee;
    --warning: #a65e00;
    --warning-muted: #fcefd6;

    /* Borders */
    --border-subtle: rgba(0, 0, 0, 0.08);
    --border-normal: rgba(0, 0, 0, 0.13);
    --border-hover: rgba(0, 0, 0, 0.20);
    --border-focus: var(--accent);

    /* Elevation */
    --elevation-1: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --elevation-2: 0 4px 12px rgba(0,0,0,0.08);
    --elevation-3: 0 8px 24px rgba(0,0,0,0.10);

    /* Typography */
    --font-serif: "GT Alpina", "Source Serif 4", Georgia, "Times New Roman", serif;
    --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

    --text-xs: 11px; --text-sm: 13px; --text-base: 14px; --text-md: 15px;
    --text-lg: 17px; --text-xl: 20px; --text-2xl: 28px; --text-3xl: 36px; --text-4xl: 48px;

    /* Spacing (4px rhythm) */
    --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 20px;
    --sp-6: 24px; --sp-7: 32px; --sp-8: 40px; --sp-9: 48px; --sp-10: 64px;

    /* Radii */
    --radius-xs: 4px; --radius-sm: 6px; --radius-md: 8px; --radius-lg: 12px; --radius-pill: 9999px;

    /* Motion */
    --ease: cubic-bezier(0.16, 1, 0.3, 1);
    --dur-fast: 120ms; --dur-norm: 180ms;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: var(--text-base);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
body {
    min-height: 100vh;
    background: var(--bg-gradient);
    background-attachment: fixed;
}
a { color: inherit; text-decoration: none; }

/* Accent bar */
body::before {
    content: '';
    display: block;
    height: 2px;
    background: linear-gradient(90deg, #c49a6c, var(--accent) 50%, #c49a6c);
}

/* Topbar */
.topbar {
    position: sticky; top: 0; z-index: 50;
    display: flex; align-items: center; justify-content: space-between;
    height: 56px; padding: 0 var(--sp-7);
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--border-subtle);
}
.topbar-brand {
    display: inline-flex; align-items: center; gap: var(--sp-3);
    font-family: var(--font-serif);
    font-size: var(--text-lg); font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}
.topbar-brand em { font-style: italic; font-weight: 700; }
.topbar-right { display: flex; align-items: center; gap: var(--sp-3); }

/* Container */
.container {
    max-width: 1320px; margin: 0 auto;
    padding: 0 var(--sp-7);
}

/* Page header */
.page-header { padding: var(--sp-10) 0 var(--sp-7); }
.page-title {
    font-family: var(--font-serif);
    font-size: clamp(var(--text-3xl), 5vw, var(--text-4xl));
    font-weight: 300; line-height: 1.1; letter-spacing: -1px;
}
.page-title em { font-style: italic; font-weight: 700; }
.page-desc {
    margin-top: var(--sp-3);
    font-size: var(--text-md);
    color: var(--text-secondary);
    max-width: 640px; line-height: 1.55;
}

/* Cards / Surfaces */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    transition: box-shadow var(--dur-norm) var(--ease), border-color var(--dur-norm) var(--ease);
}
.card:hover { box-shadow: var(--elevation-2); border-color: var(--border-normal); }
.card-body { padding: var(--sp-6); }
.card-title {
    font-size: var(--text-lg); font-weight: 600;
    letter-spacing: -0.01em;
    margin-bottom: var(--sp-2);
}
.card-desc { color: var(--text-secondary); font-size: var(--text-sm); line-height: 1.55; }
.card-meta {
    display: flex; align-items: center; gap: var(--sp-3);
    margin-top: var(--sp-4);
    padding-top: var(--sp-4);
    border-top: 1px solid var(--border-subtle);
    font-size: var(--text-xs); color: var(--text-disabled);
    font-family: var(--font-mono);
}

/* Grid */
.grid {
    display: grid; gap: var(--sp-5);
    grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 1060px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .grid { grid-template-columns: 1fr; } }

/* Stat pill */
.stat {
    display: inline-flex; align-items: baseline; gap: var(--sp-2);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    color: var(--text-disabled);
}
.stat-num {
    font-family: var(--font-serif); font-weight: 700;
    font-size: var(--text-2xl);
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

/* Buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-5);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-family: var(--font-sans);
    font-size: var(--text-sm); font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
    text-decoration: none;
}
.btn-primary {
    background: var(--accent); color: #ffffff;
}
.btn-primary:hover { background: var(--accent-hover); }
.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border-color: var(--border-normal);
}
.btn-secondary:hover { background: var(--bg-surface-hover); border-color: var(--border-hover); }
.btn-ghost { background: transparent; color: var(--text-secondary); }
.btn-ghost:hover { background: var(--bg-surface-hover); color: var(--text-primary); }
.btn-block { display: flex; width: 100%; }

/* Forms */
.form-field { display: flex; flex-direction: column; gap: var(--sp-2); margin-bottom: var(--sp-4); }
.form-label {
    font-size: var(--text-xs); font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase; letter-spacing: 0.04em;
}
.form-input {
    padding: var(--sp-3) var(--sp-4);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--text-md);
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--dur-fast);
}
.form-input:focus { border-color: var(--border-focus); }
.form-help { font-size: var(--text-xs); color: var(--text-disabled); }

/* Alerts */
.alert { padding: var(--sp-3) var(--sp-4); border-radius: var(--radius-sm); font-size: var(--text-sm); }
.alert-info     { background: var(--accent-muted);    color: var(--accent); }
.alert-positive { background: var(--positive-muted);  color: var(--positive); }
.alert-negative { background: var(--negative-muted);  color: var(--negative); }
.alert-warning  { background: var(--warning-muted);   color: var(--warning); }

/* Tag / chip */
.tag {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-pill);
    background: var(--accent-muted);
    color: var(--accent);
    font-size: var(--text-xs); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.04em;
}
.tag-positive { background: var(--positive-muted); color: var(--positive); }
.tag-warning  { background: var(--warning-muted);  color: var(--warning); }

/* Auth-Page centering */
.auth-shell {
    min-height: calc(100vh - 58px);
    display: flex; align-items: center; justify-content: center;
    padding: var(--sp-7);
}
.auth-card {
    width: 100%; max-width: 420px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-2);
    padding: var(--sp-8);
}
.auth-title {
    font-family: var(--font-serif);
    font-size: var(--text-2xl); font-weight: 300;
    letter-spacing: -0.01em;
    margin-bottom: var(--sp-2);
}
.auth-title em { font-style: italic; font-weight: 700; }
.auth-desc { color: var(--text-secondary); font-size: var(--text-sm); margin-bottom: var(--sp-6); line-height: 1.55; }

/* Utility */
.mt-4 { margin-top: var(--sp-4); }
.mt-6 { margin-top: var(--sp-6); }
.mt-8 { margin-top: var(--sp-8); }
.text-secondary { color: var(--text-secondary); }
.text-mono { font-family: var(--font-mono); }
.flex-row { display: flex; gap: var(--sp-3); align-items: center; }
.gap-2 { gap: var(--sp-2); }